The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 19, 2000
Filed:
Nov. 12, 1998
Applicant:
Inventors:
Roubik Gregorian, Saratoga, CA (US);
Saied Rafati, Saratoga, CA (US);
Assignee:
Exar Corporation, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F / ;
U.S. Cl.
CPC ...
330253 ; 330255 ;
Abstract
An operational amplifier that exhibits a relatively constant gain over process and temperature variations. The operational amplifier according to the present invention is designed such that its gain does not depend on process sensitive parameters such as mobility of field effect transistors.